Home / 14,411.32-19,888.93-8,747.51

Finding the Fourth Proportional to 14,411.32, 19,888.93 and 8,747.51

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Solution

The fourth proportional to 14,411.32, 19,888.93 and 8,747.51 is: 12,072.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,411.32 : 19,888.93 = 8,747.51 : x
  2. Step 2: Convert to fraction form
    14,411.32/19,888.93 = 8,747.51/x
  3. Step 3: Cross multiply
    14,411.32x = 19,888.93 × 8,747.51
  4. Step 4: Simplify right side
    14,411.32x = 173,978,588.22
  5. Step 5: Solve for x
    x = 173,978,588.22/14,411.32
  6. Step 6: Final answer
    x = 12,072.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.